The data is accurate because it is processed with computer by least square method.
采用最小二乘法由微机进行数据处理，精确度高。
Besides, the radius precision is accomplished by least square method with radius constraint.
基于设计半径已知条件，利用半径约束最小二乘法提高测量精度。
But there is always error in measuring. When the independent variable has error-several methods to process data by least square method are discussed in this paper.
但在实际的测量中，测量数据不可避免地会带来误差，该文在分析和总结了自变量有误差的情况下，用最小二乘法处理实验数据时的几种方法。
应用推荐